Overview

overview

10

Static

static

10

2026-10-06...ry.exe

windows10-2004-x64

10

2026-10-06...ry.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    07/10/2026, 19:07

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General

  • Target
    2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe
  • Size 92KB
  • Sample261007-xs32msvs6j
  • SHA256 f63e17fd2d4815cb4fe83159a755ba84c5b1fee7614d0c99365a636a435a82a7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
hostdiscoveryexecutionremcospersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 1.7 Pro

Botnet

  • Host

C2

  • betlead88.com:443

  • juad88th.com:443

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    vremea.me.exe

  • copy_folder

    remcos

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_clubskjlibmmfta

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Family: Remcos

    Remcos is a closed-source remote control and surveillance software.

    ratremcos
  • Modifies WinLogon for persistence 2 TTPs 4 IoCs
    persistence
  • detects Windows exceutables potentially bypassing UAC using eventvwr.exe 2 IoCs
  • Adds policy Run key to start application 2 TTPs 4 IoCs
    persistence
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds policy Run key to start application
    • Checks computer location settings
    • Adds Run key to start application
    • Modifies WinLogon
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5104
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\install.bat" "
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3604
      • C:\Windows\SysWOW64\PING.EXE
        PING 127.0.0.1 -n 2
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4968
      • C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe
        "C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe"
        3⤵
        • Executes dropped EXE
        PID:1760
  • C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe
    "C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds policy Run key to start application
    • Executes dropped EXE
    • Adds Run key to start application
    • Modifies WinLogon
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4996
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x4a0 0x418
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1472

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        install.bat
        • Path C:\Users\Admin\AppData\Local\Temp\install.bat
        • Size 219B
        • SHA256 fb4ec105c9ac896cff554f023d352788d47425283e489c9cadeaa7742e8f7a95
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        vremea.me.exe
        • Path C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe
        • Size 92KB
        • SHA256 f63e17fd2d4815cb4fe83159a755ba84c5b1fee7614d0c99365a636a435a82a7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4996-8-0x0000000000400000-0x0000000000417000-memory.dmp
        Download